Cam lock fastener



FIG. 1 is a bottom front perspective view of a cam lock fastener according to our new design;

FIG. 2 is a top rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines illustrating portions of the cam lock fastener form no part of the claimed design. The dot-dash broken lines define the bounds of the claimed design and form no part thereof. 

CLAIM The ornamental design for a cam lock fastener, as shown and described. 